Iterate over an array and create a new sorted object.

const data = [
{
  name: "Eggs",
  category: "Groceries",
},
{
  name: "Meat",
  category: "Groceries",
},
{
  name: "Screwdriver",
  category: "Tools",
},
...
]

const newShape = [
  {
    category: "Groceries",
    options: [
      ...all the objects from the input array with the category "Groceries",
      {
        name: "Eggs",
        value: 'eggs'
      }
    ]
  },
  {
    category: "Tools",
    options: [
      ...all the objects from the input array with the category "Fools",
      {
        name: "Screwdriver",
        value: "screwdriver"
      }
    ]
  },
  ...etc for each unique category value
]